A man in his 20s is in serious condition in hospital after he was attacked by three or four people in Notre Dame de Gr�ce early Sunday morning. The victim suffered a cracked skull.

The beating took place on Upper Lachine Rd. at Clifton Ave. at 2:15 a.m.

The suspects fled in a vehicle. Police have not made any arrests so far.

The attack may be connected to street gangs, say police.